| # | Entity | Status | State |
|---|---|---|---|
| 1 | 30 675 032 425 HYDRO VAC AUSTRALIA PTY LTD |
ABN Active | QLD 4008 |
| 2 | 42 631 179 505 FLOW HYDRO VACS PTY LTD |
ABN Active | SA 5008 |
| 3 | 45 108 068 542 AUSSIE HYDRO-VAC SERVICES PTY LTD |
ABN Active | QLD 4130 |
| 4 | 56 665 446 640 HYDRO-VAC OPERATIONS PTY LTD |
ABN Active | QLD 4010 |
| 5 | 74 632 032 109 AJ HYDRO-VAC HIRE PTY LTD |
ABN Active | QLD 4744 |
| 6 | 75 164 493 725 TR HYDRO-VAC & CABLE LOCATION PTY LTD |
ABN Cancelled | ACT 2609 |
| 7 | 83 152 381 809 SA HYDRO VAC PTY. LTD. |
ABN Cancelled | SA 5048 |
| 8 | 91 665 093 685 YARRA VALLEY HYDRO VAC PTY LTD |
ABN Active | VIC 3116 |
| 9 | 93 623 157 979 CENTRAL WEST HYDRO VAC SERVICES PTY LTD |
ABN Active | NSW 2804 |
| 10 | 93 650 211 019 FIRST CLASS HYDRO VAC PTY LTD |
ABN Active | WA 6022 |
| 11 | 99 161 046 877 AUSTRALIAN HYDRO VAC EQUIPMENT & SALES PTY LTD |
ABN Active | VIC 3061 |
| 12 | 82 159 439 637 The Trustee for G T O'Halloran Family Trust HYDRO-VAC PTY LTD |
ABN Cancelled | VIC 3046 |